A moderate earthquake shook parts of northern Iran early Friday, occurring amid escalating military hostilities between Iran and Israel. The tremor, registering a magnitude of 5.1, originated near the city of Sorkheh in Semnan Province, an area not far from Iran’s strategic missile and space installations.

According to the U.S. Geological Survey (USGS), the quake struck at approximately 7:49 UTC and was centered about 35–37 kilometers southwest of Semnan, with a shallow depth of 10 kilometers. This seismic event took place in a region already on high alert due to ongoing Israeli air raids.

Iran’s state television offered a slightly different account, estimating the quake’s strength at 5.5 on the Richter scale. The tremors were felt across a wide area, including the capital, Tehran, located roughly 150 kilometers from the epicenter. Despite the quake’s proximity to key military infrastructure, including the Semnan Space Center, Iranian media reported no immediate casualties or serious damage.

The European-Mediterranean Seismological Centre (EMSC) indicated a moderately shallow depth of 35 kilometers. Variations in measurements between agencies are common in early seismic reporting. State-run IRNA described the impact as minor, noting only limited structural damage in nearby towns.

This latest quake comes as Iran continues to experience frequent seismic activity. The country is located on the seismically active Alpine-Himalayan Belt, a collision zone between the Arabian and Eurasian tectonic plates. On average, Iran experiences about 2,100 quakes annually, with 15 to 16 measuring 5.0 or greater in magnitude.

Just days prior, two other quakes were recorded: a 4.2-magnitude tremor near Kashmar in Razavi Khorasan Province on June 19, and another of equal magnitude near Borazjan in Bushehr Province on June 17. These events underline Iran’s persistent vulnerability to seismic hazards.

Meanwhile, diplomatic tensions reached a new peak on the same day at the United Nations Human Rights Council, where Israeli and Iranian representatives confronted each other in heated exchanges. The coincidence of military escalation and seismic activity has deepened concerns in a region already grappling with volatility—both geological and geopolitical.